紐扣之合猶如人體關節；關節可動，紐扣亦可動。A Chinese frog button joint is just like the human body joint, isn’t it?
手足 Tribute to Da Vinci
Royce's Chinese Blog
Miscellaneous writing about daily life and culture
紐扣之合猶如人體關節；關節可動，紐扣亦可動。A Chinese frog button joint is just like the human body joint, isn’t it?